United States Geological Survey YearbookThe Survey, 1982 - Geology |
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Page 1
... North Slope to the harsh management realities of necessary budget restraints ; today , we must learn to do more with less . Our 103d year probably brought as much change and challenge as any other single year in our history ...
... North Slope to the harsh management realities of necessary budget restraints ; today , we must learn to do more with less . Our 103d year probably brought as much change and challenge as any other single year in our history ...
Page 6
... North American crustal plates that abut and grind together along the San Andreas rift 300 miles west of Mammoth Lakes . However , over the past 2 years , continuing events in the Mammoth Lakes area and recent discoveries concerning the ...
... North American crustal plates that abut and grind together along the San Andreas rift 300 miles west of Mammoth Lakes . However , over the past 2 years , continuing events in the Mammoth Lakes area and recent discoveries concerning the ...
Page 38
... North America. Mission and Outlook During fiscal year 1982 , the Geologic Divi- sion conducted programs to assess energy and mineral resources onshore and offshore , to identify and investigate geologic hazards , and to evaluate the ...
... North America. Mission and Outlook During fiscal year 1982 , the Geologic Divi- sion conducted programs to assess energy and mineral resources onshore and offshore , to identify and investigate geologic hazards , and to evaluate the ...
Page 41
... North America . It has long been known that the stable central shield region of the continent is very old - some rocks are known to have formed at least 3.8 billion years ago . These ancient rocks do not ex- tend continuously westward ...
... North America . It has long been known that the stable central shield region of the continent is very old - some rocks are known to have formed at least 3.8 billion years ago . These ancient rocks do not ex- tend continuously westward ...
Page 42
... North America ; some deposits were formed in suture zones where terranes collided ; others formed after accre- tion to North America , but their very ex- istence is genetically related to previously accreted rocks . Thus , understanding ...
... North America ; some deposits were formed in suture zones where terranes collided ; others formed after accre- tion to North America , but their very ex- istence is genetically related to previously accreted rocks . Thus , understanding ...
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activity Administration Alaska Apalachicola Apalachicola River Assessment Basin California cartographic Cascade volcanoes City Commission conodont conterminous United Cooperative data base Denver Department of Public deposits digital line graphs Earth Resources Observation earth science earthquakes Environmental epicentral area eruptions evaluation faults Federal agencies Federal Bldg fiscal year 1982 Flood Control Geologic Division Geologist ground water ground-water hazards hydrologic Information Systems Investigations Irrigation Landsat Long Valley Caldera magma major Mammoth Lakes Menlo Park ment million mineral resources Minerals Management Service monitoring National Center National Mapping Division Nevada oil and gas percent Planning Planning w potential Potomac River produced Puerto Rico quadrangle radiometer Regional Research Resources Observation Systems resurgent dome rocks sediments seismic square miles STOP studies Survey's techniques tidal Potomac River tidal river tion topographic Transportation U.S. Geological Survey volcanic Water Conservation District Water District water levels Water Management Water Resources Western zone